C312322331333132212111133133313113313331333133313231323131323311   >>    C31232233133313221211113313331311331333133313331323132313132331   <<    C312322331333132212111133133313113313331333133313231323131323313   >>      C312322331333132212111133133313113313331333133313231323131323312   >>